Home / 15,605,722.20-23,378,840.10-8,414,866.20

Finding the Fourth Proportional to 15,605,722.20, 23,378,840.10 and 8,414,866.20

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Solution

The fourth proportional to 15,605,722.20, 23,378,840.10 and 8,414,866.20 is: 12,606,261.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,605,722.20 : 23,378,840.10 = 8,414,866.20 : x
  2. Step 2: Convert to fraction form
    15,605,722.20/23,378,840.10 = 8,414,866.20/x
  3. Step 3: Cross multiply
    15,605,722.20x = 23,378,840.10 × 8,414,866.20
  4. Step 4: Simplify right side
    15,605,722.20x = 196,729,811,352,694.62
  5. Step 5: Solve for x
    x = 196,729,811,352,694.62/15,605,722.20
  6. Step 6: Final answer
    x = 12,606,261.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.